<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .wrap {
        width: 220px;
        height: 220px;
        display: flex;
        border: 1px solid red;
        justify-content: space-between;
        padding: 20px;
      }
      .wrap div {
        width: 10px;
        height: 10px;
        background-color: #ccc;
        border-radius: 10px;
      }
      .wrap div:nth-child(3) {
        align-self: self-end;
      }
      .wrap div:nth-child(2) {
        align-self: center;
      }
    </style>
  </head>
  <body>
    <div class="wrap">
      <div></div>
      <div></div>
      <div></div>
    </div>
  </body>
</html>
